Fallscheibe
| Fallscheibe | |
| tech. | annunciator disk; drop indicator; drop shutter; falling disk; indicating disc |
| |||
| annunciator disk; drop indicator; drop shutter; falling disk; indicating disc | |||
| indicator; visual signal | |||
|
Fallscheibe : 2 phrases in 2 subjects |
| Communications | 1 |
| Technology | 1 |